Universal wrench



FIG. 1 is a perspective view of my universal wrench design;

FIG. 2 is a first side elevation view of the universal wrench of FIG. 1;

FIG. 3 is a second side elevation view, opposite of FIG. 2, of the universal wrench of FIG. 1;

FIG. 4 is a top view of the universal wrench of FIG. 1, the bottom view being susbstantially identical;

FIG. 5 is a front view of the universal wrench of FIG. 1; and,

FIG. 6 is a rear view, opposite of FIG. 5 of the universal wrench of FIG. 1. 

The ornamental design for a universal wrench, as shown and described. 